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Yealink SIP-T57W Administrator's Guide

Yealink SIP-T57W
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Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
ii
Changes for Release V85, Guide Version V85.1
The following sections are new for this version:
l Out of Service
l PIN Code Provisioning Settings Configuration
l Smart Noise Filtering
l Unify Parameters
l Example: Using VPN based on L2TP Prototol
l Exporting the OpenVPN Configuration File from the Phone
l Importing the OpenVPN Configuration File to Phone
l Dsskey Page Reset Configuration
Major updates have occurred to the following sections:
l Bluetooth
l Language
l MWI for Voice Mail Configuration
l Call Park and Retrieve Configuration
l Call Transfer Configuration
l LDAP Configuration
l SCA Configuration
l BLA Configuration
l VPN Configuration
l Internet Port and PC Port Configuration
l Warnings Display
l BroadSoft Settings
l Wi-Fi Configuration
l Ethernet Interface MTU Parameters
l Call Display Configuration
l Network Conference Configuration
l Handset/Headset/Speakerphone Mode Configuration
l Power LED Indicator Configuration
l Macro Action Strings
l Web Server Type Configuration
l Return Code for Refused Call Configuration
l Return Code for Unanswered Call Configuration
l DND Settings Configuration
l Line Keys Configuration
l Multicast Paging Settings Configuration
l Ringer Volume Configuration
l Encryption and Decryption Configuration
l Custom Logo Configuration
l Supported Trusted Certificates

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Yealink SIP-T57W Specifications

General IconGeneral
MountingDesk/Wall
Handset typeWired handset
Product typeIP Phone
Product colorGray
Ethernet LANYes
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithmsAES, HTTPS, MD5, SRTP
Networking standardsIEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN interface typeGigabit Ethernet
Supported network protocolsFTP/TFTP/HTTP/HTTPS
Dual-Tone Multi-Frequency (DTMF) modesIn-band, Out-of band, SIP info
USB 2.0 ports quantity1
Ethernet LAN (RJ-45) ports2
Lines quantity- lines
Phonebook capacity1000 entries
Number of VoIP accounts16
AC adapter input voltage100 - 240 V
AC adapter output current2 A
AC adapter output voltage5 V
Volume controlButtons
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 95 %
Display diagonal7 \
Display resolution800 x 480 pixels
Front cameraNo
Cables includedLAN (RJ-45)
Number of handles included1 pc(s)
Voice codecsG.722, G.723.1, G.726, G.729A, G.729B, iLBC
Weight and Dimensions IconWeight and Dimensions
Depth220 mm
Width259.4 mm
Height211 mm

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